Therm [Cal Spas] 15.75" 5.5kW Flo-Thru Incoloy Heater (26-H0021-7S-K) srsmith supporting easier user operation and

supporting easier user operation and a cleaner visual result

or hard-to-service original component and supports water direction control through compatible pool or spa plumbing circuits

Hayward Hydrostream eyeball inlet

Non-adjustable nozzles are especially practical when the system depends on a simple

Useful when the original plate is cracked or worn

Therm [Cal Spas] 15.75" 5.5kW Flo-Thru Incoloy Heater (26-H0021-7S-K) srsmith supporting easier user operation andTherm [Cal Spas] 15. 75" 5. 5kW Flo Thru Incoloy Heater (26 H0021 7S K) is a replacement heater developed around the fit and operating requirements of Cal Spas, making it a practical choice when the original heater assembly must be matched carefully. Its 5. 5kW heating output and 15. 75" heater length should be matched to the original equipment requirements before installation, since spa heaters are not universally interchangeable. When a spa